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CVE-2025-21648

MEDIUM

5.5

Descricao

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: clamp maximum hashtable size to INT_MAX Use INT_MAX as maximum size for the conntrack hashtable. Otherwise, it is possible to hit WARN_ON_ONCE in __kvmalloc_node_noprof() when resizing hashtable because __GFP_NOWARN is unset. See: 0708a0afe291 ("mm: Consider __GFP_NOWARN flag for oversized kvmalloc() calls") Note: hashtable resize is only possible from init_netns.

Detalhes CVE

Pontuacao CVSS v3.15.5

SeveridadeMEDIUM

Vetor CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Vetor de ataqueLOCAL

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado1/19/2025

Ultima modificacao11/3/2025

Fontenvd

Avistamentos honeypot0

Produtos afetados

linux:linux_kernel

Referencias

https://git.kernel.org/stable/c/5552b4fd44be3393b930434a7845d8d95a2a3c33(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/a965f7f0ea3ae61b9165bed619d5d6da02c75f80(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/b1b2353d768f1b80cd7fe045a70adee576b9b338(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/b541ba7d1f5a5b7b3e2e22dc9e40e18a7d6dbc13(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/d5807dd1328bbc86e059c5de80d1bbee9d58ca3d(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/f559357d035877b9d0dcd273e0ff83e18e1d46aa(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

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